Numerical control machining equipment and numerical control machining method

The invention relates to the technical field of numerical control machining and discloses numerical control machining equipment and a numerical control machining method. The numerical control machining equipment comprises an equipment top, a working table and a seal blocking cover. The inner side of the equipment top is provided with a plurality of air inlets. Universal nozzles are installed at all the air inlets. A stainless steel clamping sleeve is connected with an air cooling source through a cooling pipe. An automatic tool setting gauge and a clamp are both fixed to the working table. The clamp is provided with a plurality of locating columns and a plurality of spring clamping heads. The working table is provided with a plurality of chip recycling openings. A conveying belt drives a rotary shaft to rotate circularly through a drive motor. A chip collection basket is arranged under one end of the running direction of the conveying belt. A first electromagnetic valve, the drive motor, a second electromagne